Magical Girl Lyrical Nanoha (魔法少女リリカルなのは Mahō Shōjo Ririkaru Nanoha) is an anime television series. The series is a spin-off of the Triangle Heart series and its story follows a young girl named Nanoha Takamachi who decides to help a young mage named Yūno to recover a set of twenty-one artifacts named the "Jewel Seeds".